Punnett Squares
Complete a punnet square for TT and tt.
What is Tt, Tt, Tt, Tt
Jimmy has a big nose. His genotype is GG. Sally also has a big nose. Her genotype is Gg. What are the probabilities for their children's genotypes and phenotypes?
Genotype: 50% homozygous dominant, 50% heterozygous
Phenotype: 100% big nose
A thread like structure of nucleic acid and protein found in the nucleus of the cell.
* The cookbook of the cell
What is Chromosomes
The method we use today to predict the traits of offspring is ________________ .
What is the Punnett Square.
Complete a Punnett square for Gg and Gg.
What is GG, Gg, Gg, gg
Jared is homozygous for brown hair. His wife is homozygous for blonde hair. Brown hair is dominant to blonde hair. What are the possible genotypes and phenotypes for their children?
Genotype: 100% heterozygous
Phenotype: 100%brown hair
Capital letters are always represented by the _____________ allele, not the recessive allele.
What is dominant.
Complete a Punnett square someone who is heterozygous for tall and for someone who is homozygous for short.
What is Tt, Tt, tt, tt
Mike is heterozygous for brown eyes. His wife has blue eyes. Brown eyes are dominant to blue eyes. What are the probabilities for the genotype and phenotypes of their future offspring?
Genotype: 50% homozygous recessive, 50% heterozygous
Phenotype:50% brown eyes, 50% blue eyes
Different variations of the same gene located at the same position on homologous chromosomes
What is Allele?
Jim and Jane are both heterozygous for being tall. What are the chances that they will have a short child?
What is 25% chance.
The physical appearance or observable characteristic of an organism
What is phenotype?
Complete a Punnett square for someone who is Homozygous for green eyes and someone who has blue eyes. Green is dominant over blue.
What is Gg, Gg, Gg, Gg.
Tim and Jenny both have dark skin, but each of them carry a recessive trait for light skin. What are the chances for their children's genotypes and phenotypes?
Genotype: 25% Homozygous Dominant, 50% heterozygous, 25% homozygous recessive
phenotype: What is 75% dark skin and 25% light skin.
GG, Gg, Gg, gg. Green eyes are dominant to blue eyes. What percent have green eyes? What percent have blue eyes?
What is 75% and 25%.
What is the name of the scientist who is called the "Father of Genetics" famous for his study of pea plants?
Who is Gregor Mendel
The four answers for a Punnett square are Zz, Zz, zz, zz. What are the genotypes for the parents?
*Use proper vocabulary*
What are heterozygous (Zz) and homozygous recessive (zz).
James is homozygous for big lips. His wife also has big lips, but one of their children has small lips. What is his wife's genotype?
What is Bb.
The type of cell with only one set of chromosomes
What is haploid?
A genetic situation in which both alleles for a gene are fully expressed, resulting in a phenotype that shows both traits.
What is co-dominant trait?